Are we doing enough to protect our planet? According to world-renowned scientist and Astronomer Royal Martin Rees, humanity has reached a critical moment, and there is no plan B for Earth.

With our world changing at a rapid pace, Rees explains why the future of humanity is bound to the future of science. He offers a compelling look at how advancements in biotechnology, robotics and artificial intelligence, if applied wisely, can help address these growing challenges and threats.